live in watertown, ama dates, abc7 news. >> relief indeed. >>> 19-year-old suspect dzhokhar-tsarnaev was captured in a boat in watertown. we have a picture. in the distance you can see the boat in the back. the owner noticed blood on the boat and the tarp covering was ripped. he went outside and lifted the tarp and got a glimpse of tsarnaev and called police. authorities quickly swarmed the area and set up a helicopter with a heat sensing camera. the camera confirmed that someone was inside the boat. police then sent in a robot to pull off the tarp. they tried to talk to tsarnaev out of the boat. he was unresponsive and we know that is because of injuries he suffered in the gunbattle that killed his brother. there are flashbang grenades and and then took him into custody. >>> the shooting death of an mit officer. the event touched off the manhunt that occurred last night. 26-year-old sean collier was a young father with a six-month-old baby. police believe the tsarnaev brothers shot him in his squad car on campus. the twist was they began volunteering at the boxing gym where suspect